<template>
  <el-form :model="loginForm" :rules="fieldRules" ref="loginForm" label-position="left" label-width="0px" class="demo-ruleForm login-container">
    <h3 class="title">系统登录</h3>
    <el-form-item prop="name">
      <el-input type="text" v-model="loginForm.name" auto-complete="off" placeholder="账号"></el-input>
    </el-form-item>
    <el-form-item prop="password">
      <el-input type="password" v-model="loginForm.password" auto-complete="off" placeholder="密码"></el-input>
    </el-form-item>
    <!-- <el-checkbox v-model="checked" checked class="remember">记住密码</el-checkbox> -->
    <el-form-item style="width:100%;">
      <el-button type="primary" style="width:48%;" @click="reset">重 置</el-button><el-button type="primary" style="width:48%;" @click.native.prevent="login" :loading="logining">登 录</el-button>
    </el-form-item>
  </el-form>
</template>
<script>
import Cookies from 'js-cookie'
export default {
  name: 'Login',
  data () {
    return {
      logining: false,
      loginForm: {
        name: '',
        password: ''
      },
      fieldRules: {
        name: [
          { required: true, message: '请输入账号', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' }
        ]
      },
      checked: true
    }
  },
  methods: {
    login () {
      let userInfo = {name: this.loginForm.name, password: this.loginForm.password}
      console.debug(userInfo)
      // 表单校验
      this.$refs.loginForm.validate((valid) => {
        // 通过了才提交到后台
        if (valid) {
          this.$api.login(userInfo).then((res) => {
            Cookies.set('token', res.token) // 放置token到Cookie
            sessionStorage.setItem('user', res.loginUser) // 保存用户到本地会话
            console.debug(res)
            this.$message({
              message: res.msg,
              type: 'success'
            })
            this.$router.push('/') // 登录成功，跳转到主页
          }).catch((res) => {
            this.$message({
              // 后台传递的错误信息
              message: res.message.msg,
              type: 'error'
            })
          })
        }
      })
    },
    reset () {
      this.$refs.loginForm.resetFields()
    }
  }
}
</script>

<style lang="scss" scoped>
  .login-container {
    -webkit-border-radius: 5px;
    border-radius: 5px;
    -moz-border-radius: 5px;
    background-clip: padding-box;
    margin: 100px auto;
    width: 350px;
    padding: 35px 35px 15px 35px;
    background: #fff;
    border: 1px solid #eaeaea;
    box-shadow: 0 0 25px #cac6c6;
    .title {
      margin: 0px auto 30px auto;
      text-align: center;
      color: #505458;
    }
    .remember {
      margin: 0px 0px 35px 0px;
    }
  }
</style>
